Run details:
Mozilla/5.0 (X11; CrOS x86_64 12607.82.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.123 Safari/537.36
Chrome 79
Chrome OS 12607.82.0
Desktop
4 years ago
Test name Executions per second
immutable with concat 4271965.0 Ops/sec
direct mutation with splice + spread 3738951.0 Ops/sec
Tests:
  • immutable with concat

  • direct mutation with splice + spread